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Monitor Chlorine Test KIT (250 Tests) - Monitor Aquarium and aquaculture Water Quality

  • ...inflatable. Use is very convenient. Quality and workmanship are very superb, in line with international standards. Without oil lubrication, it is clean compressed air..
  • ★MULTI-FUNCTION - The product is using energy-saving, high efficiency permanent magnet DC motor as the driver, with aluminium alloy shell by die-casting machine, compact structure, small size, light weight and easy to carry, making it the ideal tool for your athletic balls or aquarium(12 volt). OUTPUT: 105LPM /Min POWER: 100W VOLTAGE: DC 12V.
  • ★METAL PORTABLE AQUACULTURE AIR PUMP - Internal parts and cables are 100% copper, direct-drive motor makes the drive low rotating speed, high efficiency, compact, quiet and stability, and easy to control..
  • ★EASY TO INSTALL - Easy setup and operation, safe and stable.
  • Intelligent, energy saving, environmental protection. Be suitable for living fishes in vehicles, restaurants and industry. Hydroponics, Aquariums, Fish Farms and Hydroponic Systems, Dusting, Inflation, Manufacture. It's also used for air supply to spare parts of food machine, medical instrument, belching lamp and new type paint, making and designing a....
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DC Motor Driver, DROK L298 Dual H Bridge Motor Speed Controller DC 6.5V-27V 7A PWM Motor Regulator Board 12V 24V Electric Motor Control Module Industrial 160W with Optocoupler Isolation

  • DROK DC motor driver input voltage range is DC 6.5V-27V, can be input DC 12V or 24V, rated output current of each port is 7A, total output power is 160W..
  • STRONG DRIVE: the motor controller board adopts dual H bridge, can drive two DC motors at the same time..
  • FORWARD and REVSERSELY ROTATE: the IN1, IN2/IN3, IN4 port can control forward or reverse motor rotation..
  • PWM SPEED CONTROL: enable signal terminal (ENA) input PWM can regulate speed, PWM frequency range 0-10KHZ..
  • UNDER VOLTAGE PROTECTION: the motor driver module is with under voltage protection to prevent instantaneous large current from damaging the module..
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Dryer Repair Kit for Samsung Belt idler pulley Roller maintenance Replacement - 6602-001655 Belt & DC93-00634A Dryer Idler Pulley & 4 DC97-16782A Dryer Drum Rollers Replaces DC97-07523A DC97-07523B

  • ✅[Package Includes] 4 x DC97-16782A Drum Rollers, 1 x DC93-00634A Idler Pulley, 1 x 6602-001655 Drive Belt..
  • ✅【Ideal Replacement】: Want new samsung dryer maintenance kit that matches the original, for far less than going back to the dealership? This dryer wheels repair replacement was specifically designed to look and function the same as the original roller bearing kit on Samsung Dryer. While this is NOT a genuine Samsung parts, it is a direct replacement and it will appear, fit and work like the factory part..
  • ✅【UPGRADED Dryer Repair Kit for Samsung】: DC97-16782A Drum Roller – Includes roller wheel and roller axle. wear-resisting black rubber make the drum rotate more stable. DC93-00634A Idler Pulley – Including the idler arm and the idler pulley. Double ball bearing provides durable belt tension and smoother roller rotation. 6602-001655 Drive Belt – Tooth rubber with pliable and Double thickness – make the movement smooth and noiseless..
  • ✅【Fitment】: Fit for most Samsung clothes dryer model, also fit for Kenmore dryer 40289032010 40289032011 40289032012 40299032010 40299032011 40299032012. For more Samsung dryer model, please check the The last two pictures. If you are not sure if it is compatible wi....
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Supermicro Rack Mount Server Chassis CSE-505-203B,Black

  • 9 8"-Depth Mini 1U chassis support for maximum motherboard size - 6 75" x 6 75" Mini-ITX.
  • Drive Bays 1x 3 5" Internal Drive Bay (w/ 1x Half-height Half-length PCI Slot) or 2x 3 5" Internal Drive Bay or 2x 2 5" Internal Drive Bay (w/ 1x Full-height Half-length PCI Slot) or 4x 2 5" Internal Drive Bay.
  • Expansion Slots 1x PCI Slot (Full-height Half-length).
  • Power Supply 200W 80 PLUS Gold Certified Low Noise AC-DC Power Supply w/ PFC.
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UpBright 9V AC/DC Adapter Compatible with Donner Mini Pedal Looper Twin Series Ultimate Delay Effects Extreme Driver Tube Dumbal Blues Drive Overdrive Mod Square Guitar Effect DC-9V 9VDC Power Supply

  • World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP:....
  • UpBright New Global 9V AC / DC Adapter Compatible with Donner Mini Pedal Donner Twin Series Pedal Ultimate Delay Effects Pedal DC-9V 9VDC DC9V 9.0V 9....
  • Compatible with: Donner Fuzz Seeker Guitar Effect Pedal 9V DC 35mA 9VDC Center Negative Power Supply.
  • Compatible with: Donner Vowel 2 in 1 Mini Active Volume & Wah Effect Guitar Pedal.
  • Donner FUSH Drive White Tube Overdrive Distortion Guitar Effect....
  • Compatible with: Donner Mini Pedal Extreme Guitar Driver Pedal EC1177 Moukey. US.
  • Donner Tube Drive Overdrive Guitar Effect Pedal Super Mini.
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KOOBOOK 5Pcs DRV8833 Motor Drive Module 1.5A Dual H Bridge DC Gear Motor Driver Controller Board

  • Single H bridge output current: 1.5A, can drive 2 DC geared motors..
  • Built-in overcurrent protection, short circuit protection, undervoltage lockout and overtemperature protection. With low power sleep mode..
  • For DIY smart car robot, it can drive DC motors up to 1.5A and 4-wire stepper motors..
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USB Cable AC-LS5 Drop Voltage Cable 5V-4.2V Camera Adapter + DK-X1 DC Coupler NP-BX1 NPBX1 Dummy Battery for Sony DSC-RX1 DSC RX100 RX1R

  • ★ More safe and efficient buck circuit design..
  • ★ DC-DC converter,high conversion efficiency,output quiescent current is small..
  • ★ DC drive cable can not only play the role of power adapter,while also serving to effectively suppress harmonic current noise..
  • ★ Provide adequate power for the camera,The best tool for movie weddings, outdoor photography, video shooting, travel..
  • ★DC drive cable connected power bank supply for digital cameras,power bank capacity:8000-30000mAh,equal to the new battery in the camera's power many times.
  • When you turn on the flash to take pictures or video,to provide uninterrupted power supply..
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Bestol 1PCS 2 Channel SSR Solid State Relay Low Trigger 5A 5V DC-DC for Uno R3

  • SSR-GJ series for small high-power solid-state relays, input control voltage is 3~5VDC..
  • Output adopts a unidirectional thyristor reverse parallel, dv/dt resistant ability is high, the output load voltage range of 5~220VDC..
  • Great to meet customers various requirements in different places..
  • SainSmart is well known and provides high quality electronics product..
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Power Transistor, Mosfet, Thyristor and Voltage Regulator Assortment Kit, 82 pcs, 24 Types

  • Power Transistor / Voltage Regulator Assortment, 82 pcs and 24 types.
  • Includes Voltage Regulators, Power Transistors, Power MOSFETs, Thyristor / Triacs, Darlingtons:.
  • Voltage Regulators: 78L05, L7805, 79L05, L7905, 78L12, L7812, L7824, LM317, TL431, Thyristors: MAC97A6, BT134-600E, BTA06.
  • Power Transistors: TIP31C, TIP32C, TIP41C, TIP42C, D882, B772, BD139, BD140, Mosfets: IRF540, IRFZ44, Darlingtons: TIP122, TIP127.
  • The components come sorted accordingly in a labeled and handy box, includes 4 pcs Heatsinks.
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DC93-00634A Dryer Idler Pulley Assembly Replacement For Samsung

  • DC93-00634A Dryer Idler Pulley Assembly. The idler pulley maintains correct tension on the drive belt to spin the drum..
  • Replaces Old Numbers: 4455850, AP6038887, DC96-00882B, DC96-00882C.
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DC 12V Portable Fish Tank Pond Aquaculture Hydroponics Aquarium Air Pump Compressor Aerator 100W 105LPM/Min, Oxygen Supplies

  • ...inflatable. Use is very convenient. Quality and workmanship are very superb, in line with international standards. Without oil lubrication, it is clean compressed air..
  • ★MULTI-FUNCTION - The product is using energy-saving, high efficiency permanent magnet DC motor as the driver, with aluminium alloy shell by die-casting machine, compact structure, small size, light weight and easy to carry, making it the ideal tool for your athletic balls or aquarium(12 volt). OUTPUT: 105LPM /Min POWER: 100W VOLTAGE: DC 12V.
  • ★METAL PORTABLE AQUACULTURE AIR PUMP - Internal parts and cables are 100% copper, direct-drive motor makes the drive low rotating speed, high efficiency, compact, quiet and stability, and easy to control..
  • ★EASY TO INSTALL - Easy setup and operation, safe and stable.
  • Intelligent, energy saving, environmental protection. Be suitable for living fishes in vehicles, restaurants and industry. Hydroponics, Aquariums, Fish Farms and Hydroponic Systems, Dusting, Inflation, Manufacture. It's also used for air supply to spare parts of food machine, medical instrument, belching lamp and new type paint, making and designing a....
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8PCS L298N Motor Drive Controller Board Dual H Bridge DC Robot Stepper Motor Compatible with Ardu-ino Electric Projects, Smart Car Robot

  • Dual-channel H-bridge driver working mode creates higher working efficiency,L298N as main chip, Can drive one 2-phase stepper motor, one 4-phase stepper motor or two DC motors..
  • The L298N driver module, using L298N chip can directly drive two 3-30V DC motor, and provides a 5V output interface, you can chip circuitry to 5V power supply, support 3.3VMCU control, you can easily control the DC motor speed and direction, you can also control the 2-phase stepper motor, smart car essential..
  • Terminal driver part of the supply area VMS: +5V ~ +35V.
  • Drive part of the peak current Io: 2A / Bridge.
  • Logical part of the terminal power supply range Vss :4.5-5 .5V.
  • Logical part of the operating current range: 0 ~ 36mA.
  • The control signal input voltage range: 4.5-5.5V low 0V high.
  • To avoid damage the voltage stabilizing chip, please use an external 5V logic supply when using more than 12V driving voltage.
  • High working power to 46v, large current can reach 3A MAX and continue current is 2A, power to 25w..
  • Use large-capacity filter capacitors and diode with freewheeling protection function, increasing reliability, large capacity filter capacitance,afterflow protection diode, more stable and reliable..
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